Supplier Taxpayer ID gets automatically removed

Summary

Supplier Taxpayer ID gets automatically removed when supplier registration is submitted and management requests more information

Content

The vendor maintenance team fills in the supplier information along with the tax payer ID. Once the supplier registration is submitted and management requests more information, our vendor maintenance team goes in to correct the supplier details. While doing this, they noticed that the Taxpayer ID field (under company details) was automatically removed and they had to input this again. Do you know if there is any setting that does this?